Home / 575,826.33-794,638.10-317,719.34

Finding the Fourth Proportional to 575,826.33, 794,638.10 and 317,719.34

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Solution

The fourth proportional to 575,826.33, 794,638.10 and 317,719.34 is: 438,451.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,826.33 : 794,638.10 = 317,719.34 : x
  2. Step 2: Convert to fraction form
    575,826.33/794,638.10 = 317,719.34/x
  3. Step 3: Cross multiply
    575,826.33x = 794,638.10 × 317,719.34
  4. Step 4: Simplify right side
    575,826.33x = 252,471,887,109.07
  5. Step 5: Solve for x
    x = 252,471,887,109.07/575,826.33
  6. Step 6: Final answer
    x = 438,451.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.